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[smlnj] View of /sml/trunk/src/runtime/c-libs/smlnj-sockets/getpeername.c
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View of /sml/trunk/src/runtime/c-libs/smlnj-sockets/getpeername.c

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Revision 727 - (download) (as text) (annotate)
Mon Nov 6 21:43:36 2000 UTC (19 years ago) by jhr
File size: 1022 byte(s)
  Fix for bug 1582.
/* getpeername.c
 *
 * COPYRIGHT (c) 1995 AT&T Bell Laboratories.
 */

#include "ml-unixdep.h"
#include "sockets-osdep.h"
#include INCLUDE_TYPES_H
#include INCLUDE_SOCKET_H
#include INCLUDE_IN_H  /* for htons */
#include "ml-base.h"
#include "ml-values.h"
#include "ml-objects.h"
#include "ml-c.h"
#include "cfun-proto-list.h"
#include "sock-util.h"

/* _ml_Sock_getpeername : sock -> (af * addr)
 */
ml_val_t _ml_Sock_getpeername (ml_state_t *msp, ml_val_t arg)
{
    char	    data[MAX_SOCK_ADDR_SZB];
    struct sockaddr *addr;
    int		    addrLen;

    addr = (struct sockaddr *)data;
    addrLen = MAX_SOCK_ADDR_SZB;
    if (getpeername (INT_MLtoC(arg), addr, &addrLen) < 0)
	return RAISE_SYSERR(msp, sts);
    else {
	ml_val_t	af = ML_SysConst (msp, &_Sock_AddrFamily,
				ntohs(addr->sa_family));
	ml_val_t	cdata = ML_CData(msp, addr, addrLen);
	ml_val_t	addr, res;

	SEQHDR_ALLOC (msp, addr, DESC_word8vec, cdata, addrLen);
	REC_ALLOC2 (msp, res, af, addr);
	return res;
    }

} /* end of _ml_Sock_getpeername */

root@smlnj-gforge.cs.uchicago.edu
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